function _ajaxget(url, showid, waitid, loading, display, recall) {
    waitid = typeof waitid == 'undefined' || waitid === null ? showid : waitid;
    var x = new Ajax();
    x.setLoading(loading);
    x.setWaitId(waitid);
    x.display = typeof display == 'undefined' || display == null ? '' : display;
    x.showId = $(showid);
    if (url.substr(strlen(url) - 1) == '#') {
        url = url.substr(0, strlen(url) - 1);
        x.autogoto = 1;
    }
    var url = url + '&inajax=1&ajaxtarget=' + showid;
    x.get(url, function(s, x) {
        var evaled = false;
        if (s.indexOf('ajaxerror') != -1) {
            evalscript(s);
            evaled = true;
        }
        if (!evaled && (typeof ajaxerror == 'undefined' || !ajaxerror)) {
            if (x.showId) {
                x.showId.style.display = x.display;
                ajaxinnerhtml(x.showId, s);
                ajaxupdateevents(x.showId);
                if (x.autogoto) scroll(0, x.showId.offsetTop);
            }
        }
        ajaxerror = null;
        if (recall && typeof recall == 'function') {
            recall();
        } else if (recall) {
            eval(recall);
        }
        if (!evaled) evalscript(s);
    });
}

function _ajaxpost(formid, showid, waitid, showidclass, submitbtn, recall) {
    var waitid = typeof waitid == 'undefined' || waitid === null ? showid : (waitid !== '' ? waitid : '');
    var showidclass = !showidclass ? '' : showidclass;
    var ajaxframeid = 'ajaxframe';
    var ajaxframe = $(ajaxframeid);
    var curform = $(formid);
    var formtarget = curform.target;
    var handleResult = function() {
        var s = '';
        var evaled = false;
        showloading('none');
        try {
            s = $(ajaxframeid).contentWindow.document.XMLDocument.text;
        } catch (e) {
            try {
                s = $(ajaxframeid).contentWindow.document.documentElement.firstChild.wholeText;
            } catch (e) {
                try {
                    s = $(ajaxframeid).contentWindow.document.documentElement.firstChild.nodeValue;
                } catch (e) {
                    s = '内部错误，无法显示此内容';
                }
            }
        }
        if (s != '' && s.indexOf('ajaxerror') != -1) {
            evalscript(s);
            evaled = true;
        }
        if (showidclass) {
            if (showidclass != 'onerror') {
                $(showid).className = showidclass;
            } else {
                showError(s);
                ajaxerror = true;
            }
        }
        if (submitbtn) {
            submitbtn.disabled = false;
        }
        if (!evaled && (typeof ajaxerror == 'undefined' || !ajaxerror)) {
            ajaxinnerhtml($(showid), s);
        }
        ajaxerror = null;
        if (curform) curform.target = formtarget;
        if (typeof recall == 'function') {
            recall();
        } else {
            eval(recall);
        }
        if (!evaled) evalscript(s);
        ajaxframe.loading = 0;
        if (!BROWSER.firefox || BROWSER.safari) {
            $('append_parent').removeChild(ajaxframe.parentNode);
        } else {
            setTimeout(function() {
                $('append_parent').removeChild(ajaxframe.parentNode);
            }, 100);
        }
    };
    if (!ajaxframe) {
        var div = document.createElement('div');
        div.style.display = 'none';
        div.innerHTML = '<iframe name="' + ajaxframeid + '" id="' + ajaxframeid + '" loading="1"></iframe>';
        $('append_parent').appendChild(div);
        ajaxframe = $(ajaxframeid);
    } else if (ajaxframe.loading) {
        return false;
    }
    _attachEvent(ajaxframe, 'load', handleResult);
    showloading();
    curform.target = ajaxframeid;
    var action = curform.getAttribute('action');
    action = hostconvert(action);
    curform.action = action.replace(/\&inajax\=1/g, '') + '&inajax=1';
    curform.submit();
    if (submitbtn) {
        submitbtn.disabled = true;
    }
    doane();
    return false;
}

function _ajaxmenu(ctrlObj, timeout, cache, duration, pos, recall, idclass, contentclass) {
    if (!ctrlObj.getAttribute('mid')) {
        var ctrlid = ctrlObj.id;
        if (!ctrlid) {
            ctrlObj.id = 'ajaxid_' + Math.random();
        }
    } else {
        var ctrlid = ctrlObj.getAttribute('mid');
        if (!ctrlObj.id) {
            ctrlObj.id = 'ajaxid_' + Math.random();
        }
    }
    var menuid = ctrlid + '_menu';
    var menu = $(menuid);
    if (isUndefined(timeout)) timeout = 3000;
    if (isUndefined(cache)) cache = 1;
    if (isUndefined(pos)) pos = '43';
    if (isUndefined(duration)) duration = timeout > 0 ? 0 : 3;
    if (isUndefined(idclass)) idclass = 'p_pop';
    if (isUndefined(contentclass)) contentclass = 'p_opt';
    var func = function() {
        showMenu({
            'ctrlid': ctrlObj.id,
            'menuid': menuid,
            'duration': duration,
            'timeout': timeout,
            'pos': pos,
            'cache': cache,
            'layer': 2
        });
        if (typeof recall == 'function') {
            recall();
        } else {
            eval(recall);
        }
    };
    if (menu) {
        if (menu.style.display == '') {
            hideMenu(menuid);
        } else {
            func();
        }
    } else {
        menu = document.createElement('div');
        menu.id = menuid;
        menu.style.display = 'none';
        menu.className = idclass;
        menu.innerHTML = '<div class="' + contentclass + '" id="' + menuid + '_content"></div>';
        $('append_parent').appendChild(menu);
        var url = (!isUndefined(ctrlObj.attributes['shref']) ? ctrlObj.attributes['shref'].value : (!isUndefined(ctrlObj.href) ? ctrlObj.href : ctrlObj.attributes['href'].value));
        url += (url.indexOf('?') != -1 ? '&' : '?') + 'ajaxmenu=1';
        ajaxget(url, menuid + '_content', 'ajaxwaitid', '', '', func);
    }
    doane();
}

function _appendscript(src, text, reload, charset) {
    var id = hash(src + text);
    if (!reload && in_array(id, evalscripts)) return;
    if (reload && $(id)) {
        $(id).parentNode.removeChild($(id));
    }
    evalscripts.push(id);
    var scriptNode = document.createElement("script");
    scriptNode.type = "text/javascript";
    scriptNode.id = id;
    scriptNode.charset = charset ? charset : (BROWSER.firefox ? document.characterSet : document.charset);
    try {
        if (src) {
            scriptNode.src = src;
            scriptNode.onloadDone = false;
            scriptNode.onload = function() {
                scriptNode.onloadDone = true;
                JSLOADED[src] = 1;
            };
            scriptNode.onreadystatechange = function() {
                if ((scriptNode.readyState == 'loaded' || scriptNode.readyState == 'complete') && !scriptNode.onloadDone) {
                    scriptNode.onloadDone = true;
                    JSLOADED[src] = 1;
                }
            };
        } else if (text) {
            scriptNode.text = text;
        }
        document.getElementsByTagName('head')[0].appendChild(scriptNode);
    } catch (e) {}
}

function _ajaxupdateevents(obj, tagName) {
    tagName = tagName ? tagName : 'A';
    var objs = obj.getElementsByTagName(tagName);
    for (k in objs) {
        var o = objs[k];
        ajaxupdateevent(o);
    }
}

function _ajaxupdateevent(o) {
    if (typeof o == 'object' && o.getAttribute) {
        if (o.getAttribute('ajaxtarget')) {
            if (!o.id) o.id = Math.random();
            var ajaxevent = o.getAttribute('ajaxevent') ? o.getAttribute('ajaxevent') : 'click';
            var ajaxurl = o.getAttribute('ajaxurl') ? o.getAttribute('ajaxurl') : o.href;
            _attachEvent(o, ajaxevent, newfunction('ajaxget', ajaxurl, o.getAttribute('ajaxtarget'), o.getAttribute('ajaxwaitid'), o.getAttribute('ajaxloading'), o.getAttribute('ajaxdisplay')));
            if (o.getAttribute('ajaxfunc')) {
                o.getAttribute('ajaxfunc').match(/(\w+)\((.+?)\)/);
                _attachEvent(o, ajaxevent, newfunction(RegExp.$1, RegExp.$2));
            }
        }
    }
}

function _ajaxinnerhtml(showid, s) {
    if (showid.tagName != 'TBODY') {
        showid.innerHTML = s;
    } else {
        while (showid.firstChild) {
            showid.firstChild.parentNode.removeChild(showid.firstChild);
        }
        var div1 = document.createElement('DIV');
        div1.id = showid.id + '_div';
        div1.innerHTML = '<table><tbody id="' + showid.id + '_tbody">' + s + '</tbody></table>';
        $('append_parent').appendChild(div1);
        var trs = div1.getElementsByTagName('TR');
        var l = trs.length;
        for (var i = 0; i < l; i++) {
            showid.appendChild(trs[0]);
        }
        var inputs = div1.getElementsByTagName('INPUT');
        var l = inputs.length;
        for (var i = 0; i < l; i++) {
            showid.appendChild(inputs[0]);
        }
        div1.parentNode.removeChild(div1);
    }
}